JP6594149B2 - 排ガス浄化装置 - Google Patents

排ガス浄化装置 Download PDF

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Publication number
JP6594149B2
JP6594149B2 JP2015197928A JP2015197928A JP6594149B2 JP 6594149 B2 JP6594149 B2 JP 6594149B2 JP 2015197928 A JP2015197928 A JP 2015197928A JP 2015197928 A JP2015197928 A JP 2015197928A JP 6594149 B2 JP6594149 B2 JP 6594149B2
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Japan
Prior art keywords
exhaust gas
pores
catalyst layer
pore diameter
less
Prior art date
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Active
Application number
JP2015197928A
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English (en)
Japanese (ja)
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JP2017072033A (ja
Inventor
亮太 尾上
泰隆 野村
雄太 森下
純実 栗山
洋 関根
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Cataler Corp
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Cataler Corp
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Publication date
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Priority to JP2015197928A priority Critical patent/JP6594149B2/ja
Priority to CN201610875287.1A priority patent/CN106943875B/zh
Priority to US15/285,635 priority patent/US10086363B2/en
Priority to EP16192493.1A priority patent/EP3153226B1/en
Publication of JP2017072033A publication Critical patent/JP2017072033A/ja
Application granted granted Critical
Publication of JP6594149B2 publication Critical patent/JP6594149B2/ja
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J23/00Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00
    • B01J23/38Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals
    • B01J23/54Catalysts comprising metals or metal oxides or hydroxides, not provided for in group B01J21/00 of noble metals combined with metals, oxides or hydroxides provided for in groups B01J23/02 - B01J23/36
    • B01J23/56Platinum group metals
    • B01J23/63Platinum group metals with rare earths or actinides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418Honeycomb filters
    • B01D46/2425Honeycomb filters characterized by parameters related to the physical properties of the honeycomb structure material
    • B01D46/2429Honeycomb filters characterized by parameters related to the physical properties of the honeycomb structure material of the honeycomb walls or cells
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D46/00Filters or filtering processes specially modified for separating dispersed particles from gases or vapours
    • B01D46/24Particle separators, e.g. dust precipitators, using rigid hollow filter bodies
    • B01D46/2403Particle separators, e.g. dust precipitators, using rigid hollow filter bodies characterised by the physical shape or structure of the filtering element
    • B01D46/2418Honeycomb filters
    • B01D46/2425Honeycomb filters characterized by parameters related to the physical properties of the honeycomb structure material
    • B01D46/24492Pore diameter
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/92Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D53/00Separation of gases or vapours; Recovering vapours of volatile solvents from gases; Chemical or biological purification of waste gases, e.g. engine exhaust gases, smoke, fumes, flue gases, aerosols
    • B01D53/34Chemical or biological purification of waste gases
    • B01D53/92Chemical or biological purification of waste gases of engine exhaust gases
    • B01D53/94Chemical or biological purification of waste gases of engine exhaust gases by catalytic processes
    • B01D53/944Simultaneously removing carbon monoxide, hydrocarbons or carbon making use of oxidation catalysts
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/50Catalysts, in general, characterised by their form or physical properties characterised by their shape or configuration
    • B01J35/56Foraminous structures having flow-through passages or channels, e.g. grids or three-dimensional monoliths
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01JCHEMICAL OR PHYSICAL PROCESSES, e.g. CATALYSIS OR COLLOID CHEMISTRY; THEIR RELEVANT APPARATUS
    • B01J35/00Catalysts, in general, characterised by their form or physical properties
    • B01J35/60Catalysts, in general, characterised by their form or physical properties characterised by their surface properties or porosity
    • B01J35/64Pore diameter
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/02Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust
    • F01N3/021Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters
    • F01N3/033Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices
    • F01N3/035Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for cooling, or for removing solid constituents of, exhaust by means of filters in combination with other devices with catalytic reactors, e.g. catalysed diesel particulate filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/10Noble metals or compounds thereof
    • B01D2255/102Platinum group metals
    • B01D2255/1021Platinum
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/10Noble metals or compounds thereof
    • B01D2255/102Platinum group metals
    • B01D2255/1025Rhodium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/20Metals or compounds thereof
    • B01D2255/206Rare earth metals
    • B01D2255/2065Cerium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/20Metals or compounds thereof
    • B01D2255/207Transition metals
    • B01D2255/20715Zirconium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/20Metals or compounds thereof
    • B01D2255/209Other metals
    • B01D2255/2092Aluminium
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/40Mixed oxides
    • B01D2255/407Zr-Ce mixed oxides
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/90Physical characteristics of catalysts
    • B01D2255/915Catalyst supported on particulate filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/90Physical characteristics of catalysts
    • B01D2255/915Catalyst supported on particulate filters
    • B01D2255/9155Wall flow filters
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2255/00Catalysts
    • B01D2255/90Physical characteristics of catalysts
    • B01D2255/92Dimensions
    • B01D2255/9202Linear dimensions
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/40Nitrogen compounds
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/50Carbon oxides
    • B01D2257/502Carbon monoxide
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2257/00Components to be removed
    • B01D2257/70Organic compounds not provided for in groups B01D2257/00 - B01D2257/602
    • B01D2257/702Hydrocarbons
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B01PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
    • B01DSEPARATION
    • B01D2258/00Sources of waste gases
    • B01D2258/01Engine exhaust gases
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N13/00Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00
    • F01N13/009Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series
    • F01N13/0097Exhaust or silencing apparatus characterised by constructional features ; Exhaust or silencing apparatus, or parts thereof, having pertinent characteristics not provided for in, or of interest apart from, groups F01N1/00 - F01N5/00, F01N9/00, F01N11/00 having two or more separate purifying devices arranged in series the purifying devices are arranged in a single housing
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N2330/00Structure of catalyst support or particle filter
    • F01N2330/30Honeycomb supports characterised by their structural details
    • F01N2330/48Honeycomb supports characterised by their structural details characterised by the number of flow passages, e.g. cell density
    • FMECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F01MACHINES OR ENGINES IN GENERAL; ENGINE PLANTS IN GENERAL; STEAM ENGINES
    • F01NGAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR MACHINES OR ENGINES IN GENERAL; GAS-FLOW SILENCERS OR EXHAUST APPARATUS FOR INTERNAL COMBUSTION ENGINES
    • F01N3/00Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust
    • F01N3/08Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous
    • F01N3/10Exhaust or silencing apparatus having means for purifying, rendering innocuous, or otherwise treating exhaust for rendering innocuous by thermal or catalytic conversion of noxious components of exhaust
    • F01N3/101Three-way catalysts
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02TCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00Road transport of goods or passengers
    • Y02T10/10Internal combustion engine [ICE] based vehicles
    • Y02T10/12Improving ICE efficiencies

Landscapes

  • Chemical & Material Sciences (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • Combustion & Propulsion (AREA)
  • Geometry (AREA)
  • Physics & Mathematics (AREA)
  • Environmental & Geological Engineering (AREA)
  • Biomedical Technology (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Analytical Chemistry (AREA)
  • General Chemical & Material Sciences (AREA)
  • Health & Medical Sciences (AREA)
  • Materials Engineering (AREA)
  • Organic Chemistry (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Catalysts (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Exhaust Gas Treatment By Means Of Catalyst (AREA)
  • Processes For Solid Components From Exhaust (AREA)
  • Filtering Of Dispersed Particles In Gases (AREA)
JP2015197928A 2015-10-05 2015-10-05 排ガス浄化装置 Active JP6594149B2 (ja)

Priority Applications (4)

Application Number Priority Date Filing Date Title
JP2015197928A JP6594149B2 (ja) 2015-10-05 2015-10-05 排ガス浄化装置
CN201610875287.1A CN106943875B (zh) 2015-10-05 2016-09-30 废气净化装置
US15/285,635 US10086363B2 (en) 2015-10-05 2016-10-05 Exhaust gas purification device
EP16192493.1A EP3153226B1 (en) 2015-10-05 2016-10-05 Exhaust gas purification device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
JP2015197928A JP6594149B2 (ja) 2015-10-05 2015-10-05 排ガス浄化装置

Publications (2)

Publication Number Publication Date
JP2017072033A JP2017072033A (ja) 2017-04-13
JP6594149B2 true JP6594149B2 (ja) 2019-10-23

Family

ID=57113125

Family Applications (1)

Application Number Title Priority Date Filing Date
JP2015197928A Active JP6594149B2 (ja) 2015-10-05 2015-10-05 排ガス浄化装置

Country Status (4)

Country Link
US (1) US10086363B2 (zh)
EP (1) EP3153226B1 (zh)
JP (1) JP6594149B2 (zh)
CN (1) CN106943875B (zh)

Families Citing this family (14)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US10022671B2 (en) * 2016-03-24 2018-07-17 Cataler Corporation Exhaust gas purification device
JP6346642B2 (ja) * 2016-09-26 2018-06-20 株式会社キャタラー 排ガス浄化用触媒
JP6458827B2 (ja) * 2017-06-05 2019-01-30 マツダ株式会社 エンジンの排気ガス処理装置
EP3636340B1 (en) * 2017-07-11 2023-08-23 Cataler Corporation Catalyst for exhaust gas purification
EP3673996A4 (en) 2017-09-21 2020-10-07 Cataler Corporation CATALYST FOR PURIFICATION OF EXHAUST GASES
JP6955573B2 (ja) * 2017-10-19 2021-10-27 株式会社キャタラー 排ガス浄化用触媒
US11097260B2 (en) * 2018-03-30 2021-08-24 Mitsui Mining & Smelting Co., Ltd. Exhaust gas purification device
CN112218719B (zh) * 2018-08-09 2021-09-14 N.E.化学株式会社 废气净化催化剂
JP6617181B1 (ja) * 2018-08-09 2019-12-11 エヌ・イーケムキャット株式会社 排ガス浄化触媒
JP7013361B2 (ja) * 2018-11-15 2022-02-15 株式会社キャタラー パティキュレートフィルタ
JP6956139B2 (ja) * 2019-04-26 2021-10-27 株式会社Soken 排ガス浄化フィルタ
JP7211893B2 (ja) * 2019-05-24 2023-01-24 トヨタ自動車株式会社 排ガス浄化装置
JP7381372B2 (ja) 2020-03-12 2023-11-15 トヨタ自動車株式会社 排ガス浄化装置
JP7254143B1 (ja) 2021-10-20 2023-04-07 株式会社キャタラー パティキュレートフィルタ

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GB9805815D0 (en) * 1998-03-19 1998-05-13 Johnson Matthey Plc Manufacturing process
JP3674554B2 (ja) 2001-08-17 2005-07-20 日産自動車株式会社 排気微粒子捕集用フィルタへの触媒コーティング方法
US7247184B2 (en) * 2003-09-25 2007-07-24 Corning Incorporated Asymmetric honeycomb wall-flow filter having improved structural strength
JP2007185571A (ja) 2006-01-11 2007-07-26 Toyota Central Res & Dev Lab Inc 排ガス浄化用触媒及びその製造方法
CN101395099A (zh) * 2006-03-07 2009-03-25 日本碍子株式会社 陶瓷结构体及其制造方法
FR2904939B1 (fr) * 2006-08-18 2009-10-02 Inst Francais Du Petrole Procede d'impregnation d'un corps poreux par une suspension et installation pour mettre en oeuvre un tel procede.
DE102007046158B4 (de) 2007-09-27 2014-02-13 Umicore Ag & Co. Kg Verwendung eines katalytisch aktiven Partikelfilters zur Entfernung von Partikeln aus dem Abgas von mit überwiegend stöchiometrischem Luft/Kraftstoff-Gemisch betriebenen Verbrennungsmotoren
JP2009160547A (ja) 2008-01-09 2009-07-23 Toyota Motor Corp 排ガス浄化用触媒とその製造方法
US8691361B2 (en) * 2008-07-28 2014-04-08 Hitachi Metals, Ltd. Ceramic honeycomb structure and its production method
JP2010167366A (ja) 2009-01-22 2010-08-05 Ngk Insulators Ltd ハニカム触媒体
JP5654733B2 (ja) 2009-01-29 2015-01-14 日本碍子株式会社 ハニカム触媒体及びハニカム触媒体の製造方法
JP2011208526A (ja) 2010-03-29 2011-10-20 Mazda Motor Corp 触媒付きパティキュレートフィルタ
JP5440339B2 (ja) 2010-04-09 2014-03-12 株式会社デンソー 排ガス浄化フィルタ
JP6091282B2 (ja) 2013-03-25 2017-03-08 日本碍子株式会社 触媒コートフィルタ及び触媒コートフィルタ用担体
GB201311615D0 (en) * 2013-06-03 2013-08-14 Johnson Matthey Plc Method of coating a substrate with a catalyst component
GB2520776A (en) * 2013-12-02 2015-06-03 Johnson Matthey Plc Wall-flow filter comprising catalytic washcoat
GB201405277D0 (en) 2014-03-25 2014-05-07 Johnson Matthey Plc Method for coating a filter substrate

Also Published As

Publication number Publication date
JP2017072033A (ja) 2017-04-13
CN106943875A (zh) 2017-07-14
EP3153226B1 (en) 2023-06-14
EP3153226A1 (en) 2017-04-12
US20170095798A1 (en) 2017-04-06
US10086363B2 (en) 2018-10-02
CN106943875B (zh) 2019-08-30

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